public class hello{
	public static void main(String args[]){
		System.out.println("nihaobyf");
		System.out.println("helloworld");
		System.out.println("nihaotzh");
		System.out.println("nihaozzx");
	}
}
//汤哥是大帅哥
//汤哥是大帅哥?
//tangge666
//tangge555
//王珏大帅逼
//王珏大帅逼?？
//1234